InSight, the first planetary mission to take off from the West Coast, is targeted to launch at 4:05 a.m. PDT (7:05 a.m. EDT) on May 5 from Space Launch Complex-3 at Vandenberg Air Force Base (VAFB) in California, aboard a United Launch Alliance (ULA) Atlas V rocket. The agency hosted a prelaunch briefing on May 3<br /><br />Credit: NASA<br /><br />Follow Us:<br />Facebook: <a href="https://goo.gl/QapZAe" target="_blank" rel="nofollow">https://goo.gl/QapZAe</a><br />Twitter: <a href="https://goo.gl/RoQSmJ" target="_blank" rel="nofollow">https://goo.gl/RoQSmJ</a><br /><br />#DeepSpaceTV #MarsInsight #PlanetMars<br />...<br /><a href="https://www.youtube.com/watch?v=mNGBv1HMdiI" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=mNGBv1HMdiI</a>